Finding the Fourth Proportional to 5,807,852,039.20, 8,715,179,281.20 and 2,127,729,402.40
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Solution
The fourth proportional to 5,807,852,039.20, 8,715,179,281.20 and 2,127,729,402.40 is: 3,192,840,154.78
Step by Step Solution
- Step 1: Write the proportion equation
5,807,852,039.20 : 8,715,179,281.20 = 2,127,729,402.40 : x - Step 2: Convert to fraction form
5,807,852,039.20/8,715,179,281.20 = 2,127,729,402.40/x - Step 3: Cross multiply
5,807,852,039.20x = 8,715,179,281.20 × 2,127,729,402.40 - Step 4: Simplify right side
5,807,852,039.20x = 18,543,543,203,796,541,440 - Step 5: Solve for x
x = 18,543,543,203,796,541,440/5,807,852,039.20 - Step 6: Final answer
x = 3,192,840,154.78
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.